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13-09-2019
Mathematics

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72% and 89% confirm that the mean theses two are scores is 80.5%

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PastryCat PastryCat

13-09-2019

Answer:

correct. the mean of 72 and 89 is 80?5

Step-by-step explanation:

find the mean to confirm it.

(a+b)/2

72+89= 161

161/2=80.5

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